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Upcoming & Recent Events

3 September

Recreational Astronomy Night - September 3, 2025

Join us for our monthly recreational astronomy night meeting. This is where our members get to show their latest projects or give tutorials and tips on just about everything to do with astronomy.
13 September

Millennium Square Solar Observing - September 2025

Come join us along the Lake Ontario shoreline to safely observe exciting sunspot activity and solar prominences through our solar telescopes! The Sun has been very active lately, producing auroras over Canada and around the world.
13 September

DDO Astronomy Family Night - September 2025 - Who Really Discovered Neptune?

Families will be introduced to the wonders of astronomy through a presentation on a variety of exciting astronomy topics, followed by age-appropriate celestial activities!

FEATURED NEWS

CAO Mini Work party Report for July 2025

On Saturday July 12, 20925, several RASC Toronto Centre volunteers attended our observatory property at the CAO to affect some needed maintenance.

CAO Work Party Report for May 2025

On the weekend of May 2-5, 2025, about 24 Toronto Centre member volunteers participated in the annual Spring Work Party at our E.C. Carr Astronomical Observatory (CAO) on Blue Mountain.

Information for the 2024 Annual Meeting

This page contains information regarding the upcoming member's only Annual Meeting of the RASC Toronto Centre.

About us

Welcome to the Toronto Centre of the Royal Astronomical Society of Canada. We’re Canada’s largest astronomy club with more than 600 members in the GTA who share a love of astronomy and the wonders of the night sky

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The Sky Tonight

Toronto

 Astronomical forecasts for different locations in the GTA and a monthly, free star map.